A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

Don't raise your voice, improve your argument.

There are no limitations to the mind except those we acknowledge.

I have no desire to make windows into mens souls

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

It is better to be looked over than overlooked.

There is a wisdom of the head, and... there is a wisdom of the heart.

Nothing is more intolerable than to have to admit to yourself your own errors.

Work is the price which is paid for reputation.

Strength does not come from physical capacity. It comes from an indomitable will.

None but ourselves can free our minds.

You don't become what you want, you become what you believe

Doubt is the origin of wisdom

Each day is a little life; every waking and rising a little birth; every fresh morning a little youth; every going to rest and sleep a little death.

Words mean more than what is set down on paper. It takes the human voice to infuse them with deeper meaning.

You are the bows from which your children as living arrows are sent forth.

And no one will listen to us until we listen to ourselves.

The greatest of wealth is the richness of the soul.

He who can destroy a thing, can control a thing.

If you don't want to slip up tomorrow, speak the truth today.

You want a love which is born out of meditation, not born out of the mind.